Glow Plug Glow plug heating the combustion chamber to improve cold starting in diesel engines NETEX "NTX GP404001" - Not availableCITROËN - Jumpy, Berlingo, C4; PEUGEOT - 308; FORD - Focus; VOLVO - S80; OPEL - Vivaro C; DS - DS 5; MAZDA - 3, 2; ...